Question

Cracker on ignition produces sound. Why?

Answer 1

Ignition:

• Ignition is the process of providing the energy that is required to initiate a combustion process.
• In other words, the ignition process generally refers to setting something on fire or starting to burn.
• Also, the minimum temperature at which a substance catches fire is called its ignition temperature.

Explanation for why Cracker on ignition produces sound:

• Crackers when undergoing ignition they tend to produce sound due to the sudden formation of a large amount of gas caused by the sudden chemical reactions which is called an explosion.
• The explosion of fireworks is a form of chemical change, during which, substances get changed into different substances.
• Hence, this explosion during the process of ignition basically produces sound, heat, and light.

Hence, Cracker on ignition produces sound because of the sudden formation of a large amount of gas during the process, which has been explained above.